SEPEHRI, B. , , ESTEKI, A. , , SHAHIDI, G. , , EBRAHIMI TAKAMJANI, E. , , KHAMSEH, F. , and MOINODIN, M. . "QUANTIFICATION OF RIGIDITY IN PARKINSONS DISEASE, AN OBJECTIVE EVALUATING METHOD", Amirkabir Journal of Science and Research, 38, 2, 2008, 9-9.